/Engine/Source/Runtime/Engine/Classes/Engine/SkeletalMesh.h
Generate the derived data key for the given platform.USkinnedAssetinterface.
virtual [FString](API\Runtime\Core\Containers\FString) BuildDerivedDataKey ( const [ITargetPlatform](API\Developer\TargetPlatform\Interfaces\ITargetPlatform) * TargetPlatform )